Mya crassa Grewinck
| 1924. | Mya crassa Grewinck |
| Condition: | Missing |
| Taxonomy: | Mollusca: Bivalvia: Myidae: |
| Geologic Time: | Cenozoic: |
| Yokoyama, M., 1924b: Molluscan remains from the lowest part of the Jo-ban coal-field. Journal of the College of Science, Imperial University of Tokyo, vol. 45, art. 3, pp. 1–22, pls. 1–5. (Reference No. 0472) |
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| Ichikawa, T., 1983, no. 9, p. 304. |
